def test_hist():
from mvpa2.viz import hist
from mvpa2.misc.data_generators import normal_feature_dataset
from matplotlib.axes import Subplot
ds = normal_feature_dataset(10, 3, 10, 5)
plots = hist(ds, ygroup_attr='targets', xgroup_attr='chunks',
noticks=None, xlim=(-.5, .5), normed=True)
assert_equal(len(plots), 15)
for sp in plots:
assert_is_instance(sp, Subplot)
# simple case
plots = hist(ds)
assert_equal(len(plots), 1)
assert_is_instance(plots[0], Subplot)
# make sure it works with plan arrays too
plots = hist(ds.samples)
assert_equal(len(plots), 1)
assert_is_instance(plots[0], Subplot)
def plot_feature_hist(dataset, xlim=None, noticks=True,
targets_attr='targets', chunks_attr=None,
**kwargs):
"""This function is deprecated and will be removed. Replacement mvpa2.viz.hist()
"""
import warnings
warnings.warn("plot_feature_hist() is deprecated and will be removed",
DeprecationWarning)
from mvpa2.viz import hist
return hist(dataset, xlim=xlim, noticks=noticks, ygroup_attr=targets_attr,
xgroup_attr=chunks_attr, **kwargs)